1. Features

 32-bit ARM Star core

- With frequency up to 84MHz

- 32-bit hardware multiply/divide unit

- High-speed memory and instruction accelerator

- Instruction set compatible with Cortex-M3

 Built-in math arithmetic coprocessor (MACP)

- Hardware 32-bit CORDIC operator, supporting sine & cosine, arctangent, modulo calculation, Park transform and inverse transform

- FOC dedicated SVPWM hardware engine, supporting five-segment and seven-segment

 Memories

- Up to 64K bytes 128-bit width FLASH memory

- Up to 16K bytes of RAM

- Up to 4K bytes of EEPROM

- 1K bytes of OTP (one-time programming) memory

- Supports full code protection, including two-levels of reading protection, writing protection, erasing protection, customer security code protection, etc.

 Clock, reset and power management

- 2.4V - 5.5V power supply range, covering 3V/5V typical system

- Power-on reset, brownout detection, low-voltage reset

- Independent watchdog timer (IWDT) and window watchdog timer (WWDT)

- Integrates PLL, up to84MHz clock output

- 4M - 12MHz crystal oscillator/ceramic oscillator

- Internal high frequency RC oscillator: 8MHz (0.2 accuracy under normal temperature)

- Built-in low frequency RC oscillator: 128kHz

- Clock Security Monitor (CSM)

 1 x independent 12-bit high speed ADCs

- Up to 2M SPS sampling rate

- 16 channels (with 16 ANx sampling pins)

- Configurable sequence conversion with 16 AD conversion result registers for ADC

- Support PWM synchronously triggering AD sampling

- Single/intermittent/continuous conversion modes, support event-triggered sampling

- Internal reference voltage or external input voltage as reference source

 Up to 45 fast GPIO ports (GPIOx)

- Internal pull-up/pull-down resistors for all I/Os

-45 I/Os for TQFP48 and 29 for LQFP32

 8 channels external interrupt/event controller (EXTI)

- Support edge trigger, level trigger, software trigger

- Applicable for generating normal interrupts, wake-up events , and NMI interrupt

 1 motor-specific control modules (MCMx)

- 6 PWM outputs for each MCM, 16-bit resolution

- Support complementary/independent output mode, support symmetric and asymmetric waveform generation

- Integrates dead time logic, fault protection, logic exception protection, wave-by-wave current limiting, etc.

- Each MCM integrates 4 event comparators, providing 4 AD sampling moments

- Support phase shift function, suitable for single shunt sampling

 Two 32-bit PCA0-1 with compare/capture/PWM modules

 Two 16-bit basic timers/counters (TIMx)

- Capable of cascade-connected as 32-bit timer

- Automatically reload counter

 1 quadrature encoder interface (QEI) with independent 32-bit timer included

 Multiple serial communication interfaces

- 3 universal asynchronous receiver transmitter (UARTx)

- 1 serial peripheral interfaces (SPI)

- 1 two-wire serial interface (TWI), master-slave mode, compatible with I2C

 Other analog modules on chip

- 4 independent high speed operational amplifiers (OPx)

- 1 independent high speed comparators (CMPx)

- Internal high accuracy reference voltage

 CRC calculation unit

- supporting 8/16/32-bit polynomial

- applicable for code verification, data verification

 LVR function (2 thresholds), BOD function (16 thresholds)

 96-bit unique ID

 Low power modes: sleep mode & stop mode

 Supports 2-wire SWD interface

 Operating temperature: -40 ~ 105℃

 Package: TQFP48, LQFP32